A simple yet effective gadget designed to allow partial opening tilt windows for air circulation. 

It can be slid into the curtain rails and moved freely without any additional screws or glue. 

You might need to adjust the dimensions to make it fit your window.

• TiltWindowLimiterV2
  Version 2 requires less material for printing.
• TiltWindowLimiterV3
  Version 3 has a slightly improved structure to enhance strength, as V2 broke during a storm.
• TiltWindowLimiterV3_ext
  Version 3 extended has an extended length so that the window can be opened a little wider.